Company Filing History:
4 out of 715 
1 out of 61 
Years Active: 1991-1993
Title: Frederic Rotman: Innovator in Electrical Connection Technologies
Introduction
Frederic Rotman is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of electrical connection technologies, holding a total of 5 patents. His work focuses on innovative processes that enhance the efficiency and effectiveness of electrical connections in various applications.
Latest Patents
Among his latest patents is a process for preparing electrical connection means, particularly for interconnection substrates of hybrid circuits. This invention involves the deposition of a thick layer of ink or paste based on non-noble metals, such as copper, on a support. The process includes a preliminary drying phase to eliminate solvents at temperatures ranging from 100°C to 150°C, followed by a firing process. Another significant patent relates to the metallization of ceramics, which involves depositing a metallic paste based on molybdenum and/or tungsten on a ceramic substrate. This process requires sintering the paste in a controlled atmosphere, maintaining temperatures between 1300°C and 1600°C, and cooling to ambient temperature.
Career Highlights
Frederic Rotman has worked with several prominent companies throughout his career. Notable among them are L'Air Liquide and Société Anonyme Pour L'Étude Et L'Exploitation Des Gaz. His experience in these organizations has contributed to his expertise in the field of electrical connections and materials science.
Collaborations
Frederic has collaborated with several professionals in his field, including Yannick Rancon and Philippe Queille. These collaborations have likely enriched his work and led to further innovations in electrical connection technologies.
Conclusion
Frederic Rotman is a distinguished inventor whose work in electrical connection technologies has led to multiple patents and significant advancements in the field. His innovative processes continue to influence the industry and pave the way for future developments.